
var a =6;

var s = 5;

console.log(a+s);

var d=6;
d++;
console.log(--d);

var l="word";
var k=2;
console.log(l+k);

var p=null;
var u=true;
var y=false;

console.log(p || !u);

var a=1;
var b=1;
console.log(a + "+" + b +  "=" + (a+b) );

